CVE-2020-8994
Attackers can get root shell by accessing the UART interface and then they can read Wi-Fi SSID or password, read the dialogue text files between users and XIAOMI AI speaker, use Text-To-Speech tools pretend XIAOMI speakers' voice achieve social…
Does this matter?
Lower severity and a low EPSS score (0.56%). Track it; it rarely justifies an emergency change on its own.
Description
An issue was discovered on XIAOMI AI speaker MDZ-25-DT 1.34.36, and 1.40.14. Attackers can get root shell by accessing the UART interface and then they can read Wi-Fi SSID or password, read the dialogue text files between users and XIAOMI AI speaker, use Text-To-Speech tools pretend XIAOMI speakers' voice achieve social engineering attacks, eavesdrop on users and record what XIAOMI AI speaker hears, delete the entire XIAOMI AI speaker system, modify system files, stop voice assistant service, start the XIAOMI AI speaker’s SSH service as a backdoor
- CVSS 3.1
- 6.8 MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.56% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- mi/mdz-25-dt firmware
- Source
- cve@mitre.org
References
- https://github.com/Jian-Xian/CVE-POC/blob/master/CVE-2020-8994.mdExploit, Third Party Advisory
- https://www.usenix.org/sites/default/files/soups2018posters-lau.pdfTechnical Description, Third Party Advisory
- https://youtu.be/yCadG38yZW8Exploit, Third Party Advisory
- https://github.com/Jian-Xian/CVE-POC/blob/master/CVE-2020-8994.mdExploit, Third Party Advisory
- https://www.usenix.org/sites/default/files/soups2018posters-lau.pdfTechnical Description, Third Party Advisory
- https://youtu.be/yCadG38yZW8Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.